# \[Feature:trunk\] rubyspec: Vector.each2 given one argument returns self when given a block FAILED

**URL:** <https://www.ruby-forum.com/t/feature-trunk-rubyspec-vector-each2-given-one-argument-returns-self-when-given-a-block-failed/182535>\
**Category:** Development\
**Created:** [January 29, 2010, 2:38pm UTC](https://www.ruby-forum.com/t/feature-trunk-rubyspec-vector-each2-given-one-argument-returns-self-when-given-a-block-failed/182535 "2010-01-29T14:38:43Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [January 29, 2010, 2:38pm UTC](https://www.ruby-forum.com/t/feature-trunk-rubyspec-vector-each2-given-one-argument-returns-self-when-given-a-block-failed/182535/1 "2010-01-29T14:38:43Z")

</div>

e$B$$$7$D$+$5$se(B  
e$B1sF#$G$9!#e(B

rubyspec e$B$,!"e(BVector#each2 e$B$,e(B self  
e$B$rJV$9$3$H$r4|BT$7$F$$$^$9!#e(B  
e$BG\<F@$G$-$J$/$b$J$$4|BT$J$N$G!"1~$($F$7$^$C$F$$$$$G$7$g$&$+!#e(B

e$B8=:\_$Oe(B size.times e$B$N5"$jCM$,$=$N$^$^La$C$F$$$^$9!#e(B

diff --git a/lib/matrix.rb b/lib/matrix.rb  
index e6f5fe1…d452bf4 100644  
— a/lib/matrix.rb  
+++ b/lib/matrix.rb  
@@ -1149,6 +1149,7 @@ class Vector  
size.times do |i|  
yield @elements[i], v[i]  
end

- self  
end

#

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<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [February 1, 2010, 10:43am UTC](https://www.ruby-forum.com/t/feature-trunk-rubyspec-vector-each2-given-one-argument-returns-self-when-given-a-block-failed/182535/2 "2010-02-01T10:43:04Z")

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e$B$1$$$8$e!w$$$7$D$+$G$9e(B.

In [ruby-dev:40241] the message: “[ruby-dev:40241] [Feature:trunk]  
rubyspec: Vector.each2 given one argument returns self when given a  
block FAILED”, on Jan/29 22:32(JST) Yusuke ENDOH writes:

> e$B$$$7$D$+$5$se(B  
> e$B1sF#$G$9!#e(B
> 
> rubyspec e$B$,!"e(BVector#each2 e$B$,e(B self e$B$rJV$9$3$H$r4|BT$7$F$$$^$9!#e(B  
> e$BG\<F@$G$-$J$/$b$J$$4|BT$J$N$G!"1~$($F$7$^$C$F$$$$$G$7$g$&$+!#e(B

e$BB\>$Ne(Beache$B7O$,e(B rubyspec e$B$G$=$&$J$C$F$$$k$J$ie(B,  
e$B$=$l$G$$$$$H;W$$$^$9e(B.

\_\_  
----------------------------------------------------\>\> e$B@PDMe(B  
e$B7=\<ye(B \<\<—  
----------------------------------\>\> e-mail: removed\_email\_address@domain.invalid \<\<—

---

<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [February 1, 2010, 1:37pm UTC](https://www.ruby-forum.com/t/feature-trunk-rubyspec-vector-each2-given-one-argument-returns-self-when-given-a-block-failed/182535/3 "2010-02-01T13:37:30Z")

</div>

e$B%A%1%C%He(B #2687 e$B$,99?7$5$l$^$7$?!#e(B (by Yusuke E.)

e$B%9%F!\<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B  
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

This issue was solved with changeset r26538.  
Yusuke, thank you for reporting this issue.  
Your contribution to Ruby is greatly appreciated.  
May Ruby be with you.

* * *

[http://redmine.ruby-lang.org/issues/show/2687](http://redmine.ruby-lang.org/issues/show/2687)

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<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [February 1, 2010, 1:45pm UTC](https://www.ruby-forum.com/t/feature-trunk-rubyspec-vector-each2-given-one-argument-returns-self-when-given-a-block-failed/182535/4 "2010-02-01T13:45:42Z")

</div>

e$B1sF#$G$9!#e(B

2010e$BG/e(B2e$B7ne(B1e$BF|e(B18:42 e$B@PDM7=\<ye(B  
[removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid):

> > rubyspec e$B$,!"e(BVector#each2 e$B$,e(B self e$B$rJV$9$3$H$r4|BT$7$F$$$^$9!#e(B  
> > e$BG\<F@$G$-$J$/$b$J$$4|BT$J$N$G!"1~$($F$7$^$C$F$$$$$G$7$g$&$+!#e(B
> 
> e$BB\>$Ne(Beache$B7O$,e(B rubyspec e$B$G$=$&$J$C$F$$$k$J$ie(B, e$B$=$l$G$$$$$H;W$$$^$9e(B.

e$B$"$j$,$H$&$4$6$$$^$9!#e(B

rubyspec e$B$b$^$@LVMeE\*$G$J$$$;$$$+!“B\>$Ne(B each  
e$B7O$G$=$&$J$C$F$$$J$$e(B  
e$B$H$3$m$b$”$j$^$9$,!“AH$_9~$_$Ne(B each  
e$B7O$O$[$$=$&$J$C$F$$$F!”%i%$e(B  
e$B%V%i%j$G$be(B set e$B$de(B stringio  
e$B$J$I$=$&$J$C$F$$$k$H$3$m$b$"$j$^$7$?!#e(B  
e$B$^$@$=$&$J$C$F$$$J$$$H$3$m$b$$A$$AD\>$7$F$$$1$l$P$H;W$$$^$9!#e(B

e$B$H$$$&$o$1$G!"%3%\_%C%H$5$;$F$$$?$@$-$^$7$?!#e(B

# e$B$7$+$78D?ME\*$K$O!"e(Beach e$B$Oe(B void e$BE\*$J%a%=%C%I$J$N$Ge(B

nil e$B$rJV$7$?e(B

# e$BJ}$,$h$+$C$?$H;W$o$J$$$3$H$b$J$$e(B